{"id":1268,"date":"2015-12-30T12:55:00","date_gmt":"2015-12-30T01:55:00","guid":{"rendered":"https:\/\/www.homebrewradio.us\/blog\/2015\/12\/30\/the-k7dyy-solid-state-class-d-legal-limit-am-transmitter\/"},"modified":"2025-07-21T11:09:51","modified_gmt":"2025-07-21T01:09:51","slug":"the-k7dyy-solid-state-class-d-legal-limit-am-transmitter","status":"publish","type":"post","link":"https:\/\/www.homebrewradio.us\/blog\/2015\/12\/30\/the-k7dyy-solid-state-class-d-legal-limit-am-transmitter\/","title":{"rendered":"The K7DYY Solid State Class D Legal Limit AM Transmitter"},"content":{"rendered":"<div class=\"separator\" style=\"clear: both; text-align: center;\"> <\/div>\n<div style=\"margin-left: 1em; margin-right: 1em;\"><\/div>\n<div class=\"separator\" style=\"clear: both; margin-left: 1em; margin-right: 1em; text-align: center;\"> <img loading=\"lazy\" decoding=\"async\" alt=\"\" src=\"http:\/\/k7dyy.com\/images\/home\/mainssfront.jpg\" height=\"150\" width=\"400\" \/><\/div>\n<div class=\"separator\" style=\"clear: both; margin-left: 1em; margin-right: 1em; text-align: center;\"><\/div>\n<div style=\"text-align: left;\"> <b>I was on 160 Meter AM this morning, talking to Chet WB2AHK in New York City. Chet had a very strong signal here. He was running a rig that I hadn&#8217;t heard about before, a <\/b><a href=\"http:\/\/k7dyy.com\/index.html\"><b>K7DYY transmitter<\/b><\/a><b>. See above. Very interesting. Here are the details: <\/b><\/div>\n<div style=\"text-align: left;\"> <b><br \/><\/b><\/div>\n<div style=\"text-align: left;\"> <a href=\"http:\/\/k7dyy.com\/index.html\"><b>http:\/\/k7dyy.com\/index.html<\/b><\/a><\/div>\n<div style=\"text-align: left;\"> <b><br \/><\/b><\/div>\n<div style=\"text-align: left;\"> <b>Chet&#8217;s receiver was at the opposite end of the technology spectrum &#8212; like me he was listening on a Hammarlund HQ-100. He told me that he had replaced the old mechanical clock with a digital &#8220;glowing numerals&#8221; device. This got me thinking that that space on the front panel might be suitable for a small frequency counter&#8230; <\/b><\/div>\n<div style=\"text-align: left;\"> <b><br \/><\/b><\/div>\n<p> <b><br \/><\/b> <\/p>\n<div class=\"separator\" style=\"clear: both; text-align: center;\"> <a href=\"https:\/\/www.homebrewradio.us\/blog\/wp-content\/uploads\/2015\/12\/DX100HQ100_cropped.jpg\" imageanchor=\"1\" style=\"margin-left: 1em; margin-right: 1em;\"><img loading=\"lazy\" decoding=\"async\" alt=\"\" border=\"0\" height=\"320\" src=\"https:\/\/www.homebrewradio.us\/blog\/wp-content\/uploads\/2015\/12\/DX100HQ100_cropped.jpg\" style=\"height: 441px; width: 440px;\" width=\"319\" \/><\/a><\/div>\n<div> <b><br \/><\/b><\/div>\n<div align=\"left\" class=\"separator\" style=\"clear: both; margin-left: 1em; margin-right: 1em; text-align: center;\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>I was on 160 Meter AM this morning, talking to Chet WB2AHK in New York City. Chet had a very strong signal here. He was running a rig that I hadn&#8217;t heard about before, a K7DYY transmitter. See above. Very interesting. Here are the details: http:\/\/k7dyy.com\/index.html Chet&#8217;s receiver was at the opposite end of the &hellip; <a href=\"https:\/\/www.homebrewradio.us\/blog\/2015\/12\/30\/the-k7dyy-solid-state-class-d-legal-limit-am-transmitter\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;The K7DYY Solid State Class D Legal Limit AM Transmitter&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":1269,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[259,130,176],"tags":[],"class_list":["post-1268","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-160-meters","category-am","category-hammarlund"],"_links":{"self":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts\/1268","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/comments?post=1268"}],"version-history":[{"count":1,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts\/1268\/revisions"}],"predecessor-version":[{"id":1270,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts\/1268\/revisions\/1270"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/media\/1269"}],"wp:attachment":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/media?parent=1268"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/categories?post=1268"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/tags?post=1268"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}